#ifndef _COMMON_H
#define _COMMON_H

typedef  unsigned char    u8;
typedef  unsigned short   u16;
typedef  unsigned int     u32;
typedef unsigned long long u64;

#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <stdarg.h>

#define os_malloc  malloc
#define os_free    free
#define os_realloc realloc
#define os_zalloc  malloc

#endif
